import * as THREE from 'three';
export default function sun(vis){
    if(vis){
        // 增强光照
        window.hemisphereLight.groundColor = new THREE.Color( 0xffffff ) ;
    }
    else{
        // 正常，不增强光照
        window.hemisphereLight.groundColor = new THREE.Color( 0x080820 ) ;
    }
}